Warp wrote:
> 
>   But if the segments are short enough, it's a good approximation.
> 

They would have to be very short indeed for a good approximation, especially if
the spline is significantly convoluted.

-- 
Margus Ramst

Personal e-mail: mar### [at] peakeduee
TAG (Team Assistance Group) e-mail: mar### [at] tagpovrayorg

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